clinteastwood2

Verified answer

#include <iostream>
#include <cmath>
using namespace std; 
int main()
{    
int a = 0;    
cout << "Enter num: " << endl;    
cin >> a;   
if (a <= 0)        
a = pow(a, 2);   
cout << "Result = " << a << endl;
return 0;
}